(a) The initial boundaries of a district may exclude areas contained solely within the external boundaries of the district.

(b) The initial boundaries of a district may include noncontiguous portions, as long as the closest distance from a noncontiguous piece to the part of the district containing the greatest area does not exceed one mile.

(c) This section does not invalidate any district created prior to the effective date of this section. (1993 (Reg. Sess., 1994), c. 696, s. 3; c. 714, s. 3.)